India, July 1 -- You reach for a tub of yoghurt, peel back the lid, and are greeted by a thin, watery layer floating on top. Instinct kicks in - you assume it's a sign the yoghurt has spoiled, wrinkle your nose, and pour the liquid straight down the sink. It's a scene that plays out in countless kitchens, but that habit is based on a common myth. Far from being something to discard, that clear layer may be packing some of its biggest health benefits that come from eating yoghurt.

Dr Joseph Salhab, a Florida-based gastroenterologist and health content creator specialising in digestive, liver, pancreatic, and nutrition health, is drawing attention to a common habit that could be stripping yoghurt of some of its most valuable nutrients. In ...